#=======================练习==========
#
# fw = open('friend.txt', 'w')
# for s in range(10):
#     name = input("请输入姓名:")
#     fw.write(name)
#     fw.write('\n')
# fw.close()

#=================练习复制文件=========
# s = input('请输入要复制的源文件地址：')
# n = input('请输入要新建文件地址：')
# with open('s','rb') as fr, open('n','wb') as fw:
# # fr = open('s','rb')
# # fw = open('n','wb')
#     fw.write(fr.read())
# # fr.close()
# # fr.close()

## encoding= '以什么编码取读取文件  gbk /utf-8(默认是用这个)'

#=================mvc设计模式：model 模型  view视图 控制器controller

#====================二手房源系统===========


#版本控制系统git=======================
